VULNERABILITY INTELLIGENCE

CVE-2021-21028

CVSS score8.8 HIGH
EPSS probability4.12%
CISA KEVNot currently listed
Published2021-02-11
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Description

Acrobat Reader DC versions versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (and earlier) are affected by a Use After Free vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Weakness classification

  • psirt@adobe.com: CWE-416
  • nvd@nist.gov: CWE-416

Primary references